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Invasive Crayfish Smuggled Alien Species Overseas

When the red swamp crayfish invaded Europe more than 30 years ago, it may have smuggled another species overseas. Scientists say they've found an alien type of tiny crustacean in Spain, and evidence suggests it came from North America on the back of the crayfish. A team of researchers collected...

Ice-Loving Crustaceans Ride Arctic Conveyer Belt

Flea-like crustaceans that rely on Arctic ice may be using deep ocean currents as a sort of conveyer belt to bring them back to the pack after their ice has drifted out to sea, new research suggests. If it is indeed how the tiny crustaceans keep from going too far...

Editor's Picks

Hermit Crab Species Found Alive for First Time
Hermit Crab Species Found Alive for First Time
A recent submarine dive turned up a species of hermit crab that was previously only known through dead, dried specimens procured more than a century ago. The sub collected a few of the animals, known as Pylopagurus discoidalis, from the Caribbean and brought them back to an aquarium, where they...
Animal Sex: How Crabs Do It
Animal Sex: How Crabs Do It
Crabs can be found in all of the world's oceans and throughout the fresh water systems on land. Despite the crustaceans' apparent success, you'd think their odd body shape and rigid shells would make mating physically difficult. So just how do crabs do it? In order to grow and increase...
Invasive Crabs Help Restore Marsh
Invasive Crabs Help Restore Marsh
You may not be able to fight fire with fire, but fighting crabs with crabs may have some merit. Researchers studying the imperiled marshes of Cape Cod were recently surprised to discover that a section of the marsh was coming back, sprouting a veneer of cordgrass, according to a news...
Supersized Crabs Bad News for Seafood Lovers
Supersized Crabs Bad News for Seafood Lovers
The giant crabs are coming. And they're hungry. Researchers at the University of North Carolina's (UNC) Aquarium Research Center have found that higher atmospheric levels of carbon dioxide — a greenhouse gas that's linked to global warming — are also causing crabs to grow to bigger, faster and stronger, according...
Caribbean Crustacean Named for Bob Marley
Caribbean Crustacean Named for Bob Marley
The late Jamaican musician Bob Marley has joined the I have a species named after me club, as a parasitic crustacean has been donned Gnathia marleyi, researchers announced today (July 10). This blood feeder infests certain fish that live among the coral reefs of the shallow eastern Caribbean Sea. I...
Tiny, Transparent Lobsters Stick Close to Home
Tiny, Transparent Lobsters Stick Close to Home
These teeny-tiny infant lobsters may be small, but their commercial value is anything but. Spiny-lobster (Panulirus argus) hauls in the Caribbean bring in $1 billion a year, which is why researchers are taking a closer look at these lobster babies. A new computer simulation, published June 7 in the journal...
Crabs Really Do Feel Pain: Study
Crabs Really Do Feel Pain: Study
Scientists have long held that crabs are unable to feel pain because they lack the biology to do so, but behavioral evidence has recently shown otherwise. Now, new research further supports the hypothesis that crabs feel pain by showing that crabs given a mild shock will take steps to avoid...
World's Largest Land Crabs Tracked With GPS
World's Largest Land Crabs Tracked With GPS
GPS technology has revolutionized the study of vertebrates like whales, birds and monkeys, allowing scientists to learn more about the animals' behaviors and sometimes-lengthy migrations. But nobody has used the technology to study arthropods, the world's most abundant animals, until now. A study published this week in the journal PLoS...

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